2025 GMC Sierra 2500 AT4 specs & colors

Crew Cab Pickup

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$71,200

Starting MSRP
Current listing price

2025 GMC Sierra 2500 AT4

Showing the 2025 GMC Sierra 2500 4WD Crew Cab 172" AT4

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Key specs

4-door
5 seats
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
0 combined MPG
Vehicle length and height not available
Four Wheel Drive

Color options

Exterior

Moonstone Gray Metallic

Interior

Jet Black with Kalahari accents

Packages

AT4 Preferred Equipment Group

$0

Starting MSRP
- includes standard equipment

Specifications

Highlights

Engine Type: Gas V8
MPG: -
Horsepower: 401 hp
470 hp
Seating Capacity: 5

Brakes

Brake Type: Pwr
Brake ABS System: 4-Wheel
Brake ABS System (Second Line): N/A
Disc - Front (Yes or ): Yes
Disc - Rear (Yes or ): Yes
Front Brake Rotor Diam x Thickness: 14 x 1.6 in
Rear Brake Rotor Diam x Thickness: 14.1 x 1.3 in
Drum - Rear (Yes or ): N/A

Electrical

Cold Cranking Amps @ 0° F (Primary): 720
Maximum Alternator Capacity (amps): 170

Engine

Engine Type: Gas V8
Displacement: 6.6L/-TBD-
SAE Net Horsepower @ RPM: 401 @ 5200
SAE Net Torque @ RPM: 464 @ 4000
Transmission Options: 10-Speed A/T
A/T
MPG: -
Total Cooling System Capacity: N/A

Entertainment

Bluetooth®: Standard
Bluetooth®: Optional

Measurements

Passenger Capacity: 5
Front Head Room: 43 in
Front Leg Room: 45 in
Front Shoulder Room: 66 in
Front Hip Room: 61 in
Second Head Room: 40 in
Second Leg Room: 43 in
Second Shoulder Room: 65 in
Second Hip Room: 60 in
Wheelbase: 172 in
Length, Overall w/o rear bumper: N/A
Cargo Volume: 84 ft³
Ext'd Cab Cargo Volume: N/A
Length, Overall w/rear bumper: N/A
Length, Overall: 267 in
Width, Max w/o mirrors: 82 in
Height, Overall: 80 in
Overhang, Front: N/A
Overhang, Rear w/o bumper: N/A
Cab to End of Frame: N/A
Ground to Top of Load Floor: N/A
Ground Clearance, Front: 10 in
Ground Clearance, Rear: 10 in
Cargo Box Length @ Floor: 98 in
Cargo Box Width @ Top, Rear: N/A
Cargo Box Width @ Floor: 71 in
Cargo Box Width @ Wheelhousings: 51 in
Cargo Box (Area) Height: 21 in
Tailgate Width: N/A

Safety

Backup Camera: Optional
Rear Cross Traffic Alert: Optional
Navigation System: Standard
Lane Departure Warning: Standard
Stability Control: Standard

Steering

Steering Type: Pwr Recirculating Ball
Steering Ratio (:1), Overall: N/A
Turning Diameter - Curb to Curb: 57 ft
Turning Diameter - Wall to Wall: N/A

Suspension

Suspension Type - Rear: 2-Stage Multi-Leaf
Axle Type - Front: N/A
Axle Type - Rear: N/A
Suspension Type - Front: Short/Long Arm w/Torsion Bar

Tires & Wheels

Rear Tire Size: LT275/65R20
Spare Tire Size: LT275/70R18
Front Wheel Size: 20 x -TBD- in
Rear Wheel Size: 20 x -TBD- in
Spare Wheel Size: 18 x -TBD- in
Front Wheel Material: Aluminum
Rear Wheel Material: Aluminum
Spare Wheel Material: N/A
Front Tire Size: LT275/65R20

Weight & Capacity

Base Curb Weight: N/A
Curb Weight - Front: 4,079 lbs
Curb Weight - Rear: 2,857 lbs
Option Weight - Front: 0 lbs
Option Weight - Rear: 0 lbs
As Spec'd Curb Weight: 7,296 lbs
As Spec'd Payload: 3,754 lbs
Maximum Payload Capacity: 4,114 lbs
Gross Combined Wt Rating: 26,000 lbs
Dead Weight Hitch - Max Trailer Wt.: 5,000 lbs
Dead Weight Hitch - Max Tongue Wt.: 500 lbs
Wt Distributing Hitch - Max Trailer Wt.: 16,000 lbs
Wt Distributing Hitch - Max Tongue Wt.: 1,600 lbs
Fifth Wheel Hitch - Max Trailer Wt.: 17,900 lbs
Fifth Wheel Hitch - Max Tongue Wt.: 4,475 lbs
Maximum Trailering Capacity: 20,000 lbs
Fuel Tank Capacity, Approx: 36 gal
Aux Fuel Tank Capacity, Approx: N/A
Gross Vehicle Weight Rating: 11,050 lbs
Total Option Weight: 0 lbs
Curb Weight: 6,936 lbs
Gross Axle Weight Rating: N/A

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2025 GMC Sierra 2500 AT4

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